/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package servlets;

import database.CocktailTable;
import database.IngredientTable;
import database.RecipeTable;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import model.Cocktail;

/**
 *
 * @author Stephanie
 */
public class AvailableCocktailServlet extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");

        PrintWriter out = response.getWriter();

        try {
            String eingabe = request.getParameter("btSubmit");

            CocktailTable cocktailtable = new CocktailTable();

            ArrayList<Cocktail> cocktails = cocktailtable.getCocktails();
            IngredientTable ingredienttable = new IngredientTable();
            RecipeTable recipetable = new RecipeTable();
            ArrayList<Cocktail> availcocktails = new ArrayList<Cocktail>();
            boolean isAvailable;

            //1. Cocktail mit Recipe schauen welche Zutaten und dann ob alle verfügbar sind
            //ArrayList<Cocktail> cocktails mit verfügbaren Cocktails, wird an cocktailSelect übergeben
            if (eingabe.equals("available")) {
                for (int i = 0; i < cocktails.size(); i++) {
                    isAvailable = recipetable.isAvailableCocktail(cocktails.get(i));
                    if (isAvailable == true) {
                        availcocktails.add(cocktails.get(i));
                    }
                }

                request.setAttribute("cocktails", availcocktails);
                RequestDispatcher rd = request.getRequestDispatcher("/cocktailSelect.jsp");
                rd.forward(request, response);
            }

            if (eingabe.equals("save")) {
                ingredienttable.setIngredientfirst();
                String[] value = request.getParameterValues("avail");
                if (value != null) {
                    for (int i = 0; i < value.length; i++) {
                        System.out.println(value[i]);
                        int a = Integer.parseInt(value[i]);
                        ingredienttable.saveIngredient(a);
                    }
                } else {
                    System.out.println("not found");
                }
                RequestDispatcher rd = request.getRequestDispatcher("/index.jsp");
                rd.forward(request, response);
            }
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}